<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title>layui</title>
    <meta name="renderer" content="webkit">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
    <link rel="stylesheet" href="../../../lib/layui-v2.6.3/css/layui.css" media="all">
    <link rel="stylesheet" href="../../../css/public.css" media="all">
    <style>
        body {
            background-color: #ffffff;
        }
    </style>
</head>

<body>
    <form action="" class="layui-form" lay-filter="newsForm">

        <input id="news_id" name="news_id" type="hidden" >
        <div class="layui-form layuimini-form">
            <div class="layui-form-item">
                <label class="layui-form-label required">新闻标题</label>
                <div class="layui-input-block">
                    <input type="text" id="news_title" name="news_title" lay-verify="required" lay-reqtext="标题不能为空" placeholder="请输入标题"
                        value="" class="layui-input" readonly>
                    <tip>一个好的标题决定了该新闻内容是否会吸引更多人看到</tip>
                </div>
            </div>


            <div class="layui-form-item layui-form-text">
                <label class="layui-form-label">新闻配图</label>
                <div class="layui-input-block">
                    <div class="layui-upload">
                        <button type="button" class="layui-btn" id="test1">上传图片</button>
                        <input type="hidden" name="news_picture"  id="news_picture">
                        <div class="layui-upload-list">
                            <img style="width: 300px;" class="layui-upload-img" id="demo1">
                            <p id="demoText"></p>
                        </div>
                        <div style="width: 100px;">
                            <div class="layui-progress layui-progress-big" lay-showpercent="yes" lay-filter="demo">
                                <div class="layui-progress-bar" lay-percent=""></div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>


            <!-- <div class="layui-form-item layui-form-text">
                <label class="layui-form-label">新闻内容</label>
                <div class="layui-input-block">
                    <textarea id="news_content" name="news_content" class="layui-textarea" placeholder="请输入内容详情" ></textarea>
                </div>
            </div> -->


            <div class="layui-form-item layui-form-text">
                <label class="layui-form-label">新闻内容</label>
                <div class="layui-input-block">
                    <textarea class="layui-textarea" name="news_content" id="lay_content" style="display: none"
                        placeholder="请输入新闻具体内容" readonly>
                    </textarea>
                </div>
            </div>



            <div class="layui-inline layui-form-item">
                <label class="layui-form-label">发布时间</label>
                <div class="layui-input-inline">
                    <input type="text" class="layui-input" name="news_createtime" id="news_createtime"
                        placeholder="yyyy-MM-dd HH:mm:ss" readonly>
                </div>
            </div>

            <div class="layui-form-item">
                <div class="layui-input-block">
                    <button class="layui-btn layui-btn-normal" lay-submit lay-filter="saveBtn">确认保存</button>
                </div>
            </div>
        </div>

    </form>
    <script src="../../../lib/layui-v2.6.3/layui.js" charset="utf-8"></script>
    <script>
        layui.use(['form', 'upload', 'element', 'layedit'], function () {
            var form = layui.form,
                layer = layui.layer,
                upload = layui.upload,
                element = layui.element,
                layedit = layui.layedit,
                $ = layui.$;

                    //构建一个默认的编辑器
            var index = layedit.build('lay_content');


            //常规使用 - 普通图片上传
            var uploadInst = upload.render({
                elem: '#test1'
                , url: 'http://localhost:8080/admin/news/news/load' //此处用的是第三方的 http 请求演示，实际使用时改成您自己的上传接口即可。
                , before: function (obj) {
                    //预读本地文件示例，不支持ie8
                    obj.preview(function (index, file, result) {
                        $('#demo1').attr('src', result); //图片链接（base64）
                    });

                    element.progress('demo', '0%'); //进度条复位
                    layer.msg('上传中', { icon: 16, time: 0 });
                }
                , done: function (res) {
                    if (res.code == 200) {
                        $("#demo1").attr("src", res.data.url);
                        $("#pic").val(res.data.url);  // 把上传之后的图片地址 存到隐藏域  表单提交的时候 传到后台
                    }
                    //如果上传失败
                    if (res.code == 500) {
                        return layer.msg('上传失败');
                    }
                    //上传成功的一些操作
                    //……
                    $('#demoText').html(''); //置空上传失败的状态
                }
                , error: function () {
                    //演示失败状态，并实现重传
                    var demoText = $('#demoText');
                    demoText.html('<span style="color: #FF5722;">上传失败</span> <a class="layui-btn layui-btn-xs demo-reload">重试</a>');
                    demoText.find('.demo-reload').on('click', function () {
                        uploadInst.upload();
                    });
                }
                //进度条
                , progress: function (n, elem, e) {
                    element.progress('demo', n + '%'); //可配合 layui 进度条元素使用
                    if (n == 100) {
                        layer.msg('上传完毕', { icon: 1 });
                    }
                }
            });


            //从localStorage中取出数据
            var newsStr = localStorage.getItem("news");
            var newsObj = JSON.parse(newsStr);
            // alert(newsObj.news_title)
            //对表单 进行赋值 
            form.val("newsForm", {
                news_id: newsObj.news_id,
                news_title: newsObj.news_title,
                news_picture: newsObj.news_picture,
                news_content: newsObj.news_content,
                news_createtime: newsObj.news_createtime
            })
            $("#demo1").attr("src",newsObj.news_picture)



            //监听提交
            form.on('submit(saveBtn)', function (data) {
                var index = layer.alert(JSON.stringify(data.field), {
                    title: '最终的提交信息'
                }, function () {
                    $.ajax({
                        url: "http://localhost:8080/admin/news/news/edit",
                        type: "post",
                        data: data.field,
                        success: (result) => {
                            // 关闭弹出层
                            layer.close(index);

                            var iframeIndex = parent.layer.getFrameIndex(window.name);
                            parent.layer.close(iframeIndex);
                        },
                        error:() => {
                            alert("服务器开小差了");
                        }
                    })

                });

                return false;
            });

        });
    </script>
</body>

</html>